29822521
domain: N
Appears in sequences
- Squares of odd octagonal numbers.at n=21A014793
- First differences of A138477.at n=27A138495
- Squares of Jacobsthal numbers.at n=14A139818
- Number of n X 3 arrays with every diagonal and antidiagonal of length L containing a permutation of 1..L.at n=25A179808
- Number of degree n polynomials f with all nonzero coefficients equal to 1 such that f(k) is divisible by 3 for all integers k.at n=28A329479
- a(n) = A112387(n)^2.at n=27A374098
- a(n) = A135318(n)^2.at n=26A374927